CLOCK
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CM SERIES:
CLOCK OSCILLATOR, CMOS FOR SPREAD SPECTRUM APPLICATIONS
·
For Reduced EMI Applications
n
ELECTRICAL PARAMETERS:
PARAMETER
SYMBOL
TEST CONDITIONS*1
VALUE
10.000 ~ 160.000
UNIT
Nominal Frequency
Supply Voltage
Supply Current
Output Logic Type
Load
fo
MHz
VDC
mA
Vcc
Is
+3.3 or +5.0 ±5%
45.0 MAX *2
HCMOS
15 TYP
pF
VDC
%
Output Voltage Levels
Duty Cycle
Voh / Vol
DC
0.9·Vcc / 0.1·Vcc
40/60 to 60/40
1.5 TYP *2
Measured at 50% of Vcc
Rise / Fall Time
Jitter
tr / tf
J
Measured at 20/80% and 80/20% Vcc Levels
ns
40 TYP
ps
1s
Overall Frequency Stability
Op. Temp., Aging, Load, Supply and Cal. Variations
ppm
Df/fc
±25, ±50, or ±100 MAX
Output Enabled
Output Disabled
En
Dis
High Voltage or No Connect
Ground (Output = High Impedance)
3rd to 19th Odd Harmonic
VDC
VDC
0.7·Vcc MIN
0.3·Vcc MAX
7 ~ 14
EMI Peak Freq. Reduction
Absolute voltage range
dB
Vcc(abs)
Non-Destructive
-0.5ꢀ +7.0
VDC
*1 Test Conditions Unless Stated Otherwise: Nominal Vcc, Nominal Load, +25 ±3°C
*2 Frequency Dependent
n
ENVIRONMENTAL PARAMETERS:
PARAMETER
Operating temperature range
SYMBOL
Ta
TESTCONDITIONS*1
VALUE
SEE PART NUMBER TABLE
UNIT
°C
Storage temperature range
T(stg)
-55ꢀ +125
°C
n
PART NUMBERING SYSTEM:
SERIES
PACKAGE
FREQUENCY
STABILITY
(Overall)
TEMPERATURE
RANGE (°C)
VOLTAGE
SUPPLY
FREQUENCY
(MHz)
MODULATION
DIRECTION
&
MODULATION
RATE CODE
See Table Below
CM: Spread
Spectrum with
HCMOS Output
07: 7x5 mm
11: 11.4x9.6 mm
14: 14x9 mm
LV: 0ꢀ +50
LZ: 0ꢀ +70
HZ: -20ꢀ +70
D3: -40ꢀ +85
33: +3.3 VDC
50: +5.0 VDC
10.000ꢀ 160.000
I: ±25 ppm
H: ±50 ppm
J: ±100 ppm
MODULATION DIRECTION AND MODULATION RATE:
DOWN SPREAD
CENTER SPREAD
CODE RATE %
DOWN AND CENTER SPREAD
CODE
RATE %
-1.00
-1.50
CODE
RATE %
D100
D150
D250
C050
C075
C100
C125
” 0.50
” 0.75
” 1.00
” 1.25
D25C075
D25C125
D25C150
D25C200
D50C100
D50C150
D50C300
+0.25/-0.75%
+0.25/-1.00%
+0.25/-1.25%
+0.25/-2.00%
+0.50/-1.00%
+0.50/-1.50%
+0.50/-3.00%
-2.50
EXAMPLE: CM11-LZH-33-155.520-D150
Spread Spectrum Oscillator, HCMOS Output, 11.4x9.6 mm Package, 0– +70°C Operating Temperature Range, ±50 ppm Total
Frequency Stability, +3.3 VDC Supply Voltage, 155.52 MHz, Downspread ⣵ 1.50% Modulation.
RALTRON ELECTRONICS CORP. § 10651 N.W . 19t h St § Miami, Florida 33172 § U.S.A.
phone: (305) 593-6033 § fax: (305)594-3973 § e-mail: sales@raltron.com § WEB: http://www.raltron.com
Rev. X2, May 19, 2003; Approved: C. Husted